var DDSPEED = 10;
var DDTIMER = 15;

/**************************DROPDOWN MENU ***************************/

// main function to handle the mouse events //
function ddMenu(id,d){
	var h = document.getElementById(id + '-ddheader');
	var c = document.getElementById(id + '-ddcontent');
	clearInterval(c.timer);
	if(d == 1){
		if(id == 94 || id == '94'){
			if(document.getElementById('menu_item_left').src != 'images/menu_active_left.png'){
				document.getElementById('menu_item_left').src = 'images/menu_active_left.png';	
			}
		}
		if(id == 101 || id == '101'){
			/*alert(document.getElementById('menu_container').style.backgroundImage);*/
			if(document.getElementById('menu_item_right').src != 'images/menu_active_right.png'){
				document.getElementById('menu_item_right').src = 'images/menu_active_right.png';
				document.getElementById('menu_container').style.backgroundImage = 'url(images/menu_active_bg.jpg)';
				document.getElementById('menu_container').style.repeat = 'repeat-x';
			}
		}
		clearTimeout(h.timer);
		if(c.maxh && c.maxh <= c.offsetHeight){return}
		else if(!c.maxh){
		  c.style.display = 'block';
		  c.style.height = 'auto';
		  c.maxh = c.offsetHeight;
		  c.style.height = '0px';
		}
		c.timer = setInterval(function(){ddSlide(c,1)},DDTIMER);
	}else{
		
		if(id == 94 || id == '94'){
			if(document.getElementById("myPageid").value == 94 || document.getElementById("myPageid").value == '94'){
				document.getElementById('menu_item_left').src = 'images/menu_active_left.png';	
			}else{
				document.getElementById('menu_item_left').src = 'images/menu_item_left.png';	
			}
		}
		if(id == 101 || id == '101'){
			if(document.getElementById("myPageid").value == 101 || document.getElementById("myPageid").value == '101'){
				document.getElementById('menu_item_right').src = 'images/menu_active_right.png';
				document.getElementById('menu_container').style.backgroundImage = 'url(images/menu_item_bg.jpg)';
				document.getElementById('menu_container').style.repeat = 'repeat-x';
			}else{
				document.getElementById('menu_item_right').src = 'images/menu_item_right.png';
				document.getElementById('menu_container').style.backgroundImage = 'url(images/menu_item_bg.jpg)';
				document.getElementById('menu_container').style.repeat = 'repeat-x';
			}
		}
		
		document.getElementById("myPageid").value
		h.timer = setTimeout(function(){ddCollapse(c)},50);
	}
}

// collapse the menu //
function ddCollapse(c){
  c.timer = setInterval(function(){ddSlide(c,-1)},DDTIMER);
}

// cancel the collapse if a user rolls over the dropdown //
function cancelHide(id){
  var h = document.getElementById(id + '-ddheader');
  var c = document.getElementById(id + '-ddcontent');
  clearTimeout(h.timer);
  clearInterval(c.timer);
  if(c.offsetHeight < c.maxh){
    c.timer = setInterval(function(){ddSlide(c,1)},DDTIMER);
  }
}

// incrementally expand/contract the dropdown and change the opacity //
function ddSlide(c,d){
  var currh = c.offsetHeight;
  var dist;
  if(d == 1){
    dist = (Math.round((c.maxh - currh) / DDSPEED));
	if(currh < 20){
		c.style.backgroundColor = '';
		c.style.border = '';
	}else{
		c.style.backgroundColor = '#FFFFFF';
		c.style.border = '1px solid #9fc511';
	}
  }else{
    dist = (Math.round(currh / DDSPEED));
	currh-=4;
  }
  if(dist <= 1 && d == 1){
    dist = 1;
  }
  c.style.height = currh + (dist * d) + 'px';
  c.style.opacity = currh / c.maxh;
  c.style.filter = 'alpha(opacity=' + (currh * 100 / c.maxh) + ')';
  if((currh < 2 && d != 1) || (currh > (c.maxh - 2) && d == 1)){
    clearInterval(c.timer);
  }
}

/**************************EXPANDING/COLLAPSING DIVS ***************************/

// main function to handle the mouse events //
function newddMenu(id){
  var h = document.getElementById(id + '-ddheader');
  var c = document.getElementById(id + '-ddcontent');
  	if (document.getElementById(id + '-ddcontent').style.display == "none"){
		var d = 1;	 
		c.style.display = 'block';
	}else{
		var d = -1;
	}
  clearInterval(c.timer);
  if(d == 1){
    clearTimeout(h.timer);
    if(c.maxh && c.maxh <= c.offsetHeight){return}
    else if(!c.maxh){
      c.style.display = 'block';
      c.style.height = 'auto';
      c.maxh = c.offsetHeight;
      c.style.height = '0px';
    }
    c.timer = setInterval(function(){newddSlide(c,1)},DDTIMER);
  }else{
    h.timer = setTimeout(function(){newddCollapse(c)},50);
  }
}

// collapse the menu //
function newddCollapse(c){
  c.timer = setInterval(function(){newddSlide(c,-1)},DDTIMER);
}

// cancel the collapse if a user rolls over the dropdown //
function newcancelHide(id){
  var h = document.getElementById(id + '-ddheader');
  var c = document.getElementById(id + '-ddcontent');
  clearTimeout(h.timer);
  clearInterval(c.timer);
  if(c.offsetHeight < c.maxh){
    c.timer = setInterval(function(){newddSlide(c,1)},DDTIMER);
  }
}

// incrementally expand/contract the dropdown and change the opacity //
function newddSlide(c,d){
  var currh = c.offsetHeight;
  var dist;
  if(d == 1){
    dist = (Math.round((c.maxh - currh) / DDSPEED));
	if(currh < 30){
		c.style.border = '1px solid #CCCCCC';
	}
  }else{
    dist = (Math.round(currh / DDSPEED));
	currh-=4;
  }
  if(dist <= 1 && d == 1){
    dist = 1;
  }
  c.style.height = currh + (dist * d) + 'px';
  if((currh + (dist * d)) < 1){
		c.style.display = 'none';	
	}
  c.style.opacity = currh / c.maxh;
  c.style.filter = 'alpha(opacity=' + (currh * 100 / c.maxh) + ')';
  if((currh < 2 && d != 1) || (currh > (c.maxh - 2) && d == 1)){
    clearInterval(c.timer);
  }
}